Inspiration: Is reality really that boring?
 

24 Places That Look Not Normal, But Are Actually Real | MyScienceAcademy

I have seen photos of a few of these places before, but they may inspire your next Minecraft creation/landscaping.

It is a little image heavy but they are wonderful.

Sorontar

There's this too, which I reckon would be awesome.

Japan's storm water system.

yes

I'd like to win billions of dollars and visit each and everyone of those.
I'd spend the change on (5).

And Delthar?
I think you have been mislead - that is obviously the set from the first "Total recall' :D

Im always torn - nature makes some pretty awesome stuff for sure, but thats just time and chance - what people can build blows me away simply because behind it is intent.

see I like
Crystal Lakes of Jiuzhaigou

Jiuzhaigou Valley, Jiuzhaigou National Park, Jiuzhaigou Scenic Area, Jiu Zhai Gou

Ha, several of those natural formations I've found in Minecraft already =P